Cheap flights from London Heathrow Airport to Cairns from £404
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNS
8 Mar — 15 Mar1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in February or May, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Cairns
Enter your travel dates to find the best prices.
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Best
Last-minute
One-way
Cheapest flights from Heathrow to Cairns
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 February 2026.
Sun 8/217:50
LHR
-
CNS
1 stop30h 05m
Cathay Pacific
Tue 24/211:25
CNS
-
LHR
1 stop37h 35m
Cathay Pacific
Deal found 4/2£778
Sun 8/220:15
LHR
-
CNS
1 stop27h 40m
Multiple Airlines
Tue 24/217:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 4/2£792
Sun 1/1121:00
LHR
-
CNS
2 stops34h 15m
Multiple Airlines
Sun 15/1106:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 3/2£797
Thu 5/220:15
LHR
-
CNS
1 stop27h 40m
Cathay Pacific
Thu 12/312:35
CNS
-
LHR
2 stops38h 45m
Cathay Pacific
Deal found 3/2£811
Fri 13/321:00
LHR
-
CNS
2 stops52h 20m
Multiple Airlines
Mon 23/306:40
CNS
-
LHR
2 stops44h 50m
Multiple Airlines
Deal found 4/2£822
Tue 3/216:50
LHR
-
CNS
1 stop31h 05m
Cathay Pacific
Thu 12/312:35
CNS
-
LHR
2 stops38h 45m
Cathay Pacific
Deal found 3/2£823
Sun 12/422:10
LHR
-
CNS
2 stops37h 50m
Multiple Airlines
Sat 2/506:00
CNS
-
LHR
2 stops46h 00m
Multiple Airlines
Deal found 4/2£833
Sat 24/1021:20
LHR
-
CNS
2 stops40h 15m
Multiple Airlines
Fri 13/1106:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 4/2£838
Tue 17/222:05
LHR
-
CNS
1 stop25h 50m
Multiple Airlines
Tue 10/317:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 3/2£850
Tue 1/921:20
LHR
-
CNS
2 stops40h 30m
Multiple Airlines
Mon 2/1109:45
CNS
-
LHR
2 stops41h 45m
Multiple Airlines
Deal found 2/2£851
Best flights from Heathrow to Cairns
Discover carefully curated flight deals from Heathrow to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 February 2026.
Wed 8/412:20
LHR
-
CNS
2 stops40h 50m
Cathay Pacific
Sun 3/515:35
CNS
-
LHR
2 stops56h 40m
Cathay Pacific
Deal found 3/2£869
Thu 9/422:10
LHR
-
CNS
2 stops37h 50m
Multiple Airlines
Thu 30/406:00
CNS
-
LHR
2 stops46h 00m
Multiple Airlines
Deal found 5/2£875
Sun 15/321:45
LHR
-
CNS
1 stop57h 35m
Singapore Airlines
Sun 19/418:15
CNS
-
LHR
1 stop54h 30m
Singapore Airlines
Deal found 3/2£1,062
Sat 7/316:50
LHR
-
CNS
2 stops44h 15m
Multiple Airlines
Sat 14/312:35
CNS
-
LHR
2 stops36h 25m
Multiple Airlines
Deal found 5/2£897
Mon 23/214:25
LHR
-
CNS
2 stops57h 30m
Cathay Pacific
Fri 6/312:35
CNS
-
LHR
2 stops36h 25m
Cathay Pacific
Deal found 3/2£905
Thu 5/322:05
LHR
-
CNS
2 stops32h 45m
Multiple Airlines
Wed 18/317:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 4/2£948
Wed 15/409:25
LHR
-
CNS
1 stop46h 35m
Singapore Airlines
Wed 13/518:15
CNS
-
LHR
1 stop30h 30m
Singapore Airlines
Deal found 5/2£1,073
Fri 13/321:00
LHR
-
CNS
2 stops50h 20m
Multiple Airlines
Mon 23/309:45
CNS
-
LHR
3 stops41h 45m
Multiple Airlines
Deal found 4/2£960
Thu 28/520:15
LHR
-
CNS
2 stops35h 40m
Multiple Airlines
Mon 15/617:40
CNS
-
LHR
2 stops35h 55m
Multiple Airlines
Deal found 4/2£961
Sat 30/521:20
LHR
-
CNS
2 stops52h 55m
Multiple Airlines
Mon 15/621:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 5/2£976
Mon 9/321:45
LHR
-
CNS
1 stop33h 35m
Multiple Airlines
Thu 19/311:35
CNS
-
LHR
2 stops36h 15m
Multiple Airlines
Deal found 5/2£1,052
Last-minute flights from Heathrow to Cairns
Discover last-minute flight deals from Heathrow to Cairns. Data last updated 6 February 2026 and is based on user searches.
Thu 5/220:15
LHR
-
CNS
1 stop27h 40m
Cathay Pacific
Thu 12/312:35
CNS
-
LHR
2 stops38h 45m
Cathay Pacific
Deal found 3/2£811
Thu 5/217:50
LHR
-
CNS
1 stop30h 05m
Cathay Pacific
Fri 13/312:35
CNS
-
LHR
2 stops36h 25m
Cathay Pacific
Deal found 3/2£823
Sun 8/217:50
LHR
-
CNS
1 stop30h 05m
Cathay Pacific
Tue 24/211:25
CNS
-
LHR
1 stop37h 35m
Cathay Pacific
Deal found 4/2£778
Sun 8/220:15
LHR
-
CNS
1 stop27h 40m
Multiple Airlines
Tue 24/217:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 4/2£792
Sun 8/217:50
LHR
-
CNS
1 stop30h 05m
Multiple Airlines
Wed 18/314:50
CNS
-
LHR
2 stops34h 10m
Multiple Airlines
Deal found 4/2£861
Tue 17/222:05
LHR
-
CNS
1 stop25h 50m
Multiple Airlines
Tue 10/317:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 3/2£850
Tue 24/222:05
LHR
-
CNS
1 stop25h 50m
Cathay Pacific
Mon 9/312:35
CNS
-
LHR
2 stops38h 45m
Cathay Pacific
Deal found 3/2£884
Tue 24/220:15
LHR
-
CNS
1 stop27h 40m
Cathay Pacific
Fri 6/312:35
CNS
-
LHR
2 stops36h 25m
Cathay Pacific
Deal found 3/2£889
Thu 26/207:10
LHR
-
CNS
2 stops40h 45m
Cathay Pacific
Mon 9/312:35
CNS
-
LHR
2 stops41h 35m
Cathay Pacific
Deal found 3/2£896
Mon 9/311:00
LHR
-
CNS
2 stops41h 05m
Multiple Airlines
Thu 19/317:35
CNS
-
LHR
2 stops31h 25m
Multiple Airlines
Deal found 5/2£890
Fri 13/321:00
LHR
-
CNS
2 stops52h 20m
Multiple Airlines
Mon 23/306:40
CNS
-
LHR
2 stops44h 50m
Multiple Airlines
Deal found 4/2£822
One-way flights from Heathrow to Cairns
Search for one-way flight options from Heathrow to Cairns. Find affordable one-way fares based on user searches. Data last updated 6 February 2026.
Fri 13/317:40
LHR
-
CNS
2 stops44h 15m
Multiple Airlines
Deal found 3/2£404
Wed 11/321:00
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 4/2£430
Tue 3/322:00
LHR
-
CNS
2 stops48h 20m
Multiple Airlines
Deal found 3/2£468
Wed 4/319:45
LHR
-
CNS
3 stops48h 00m
Multiple Airlines
Deal found 3/2£484
Sun 8/321:10
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 4/2£498
Tue 10/320:25
LHR
-
CNS
2 stops51h 50m
Multiple Airlines
Deal found 4/2£516
Mon 9/321:00
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 4/2£518
Find flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 February 2026.
Customise your flight search to find flights from Heathrow to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 6 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Heathrow
Fly to
Cairns
Route
Depart
Return
Price
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 8/4
12:20-14:10
2 stops40h 50m
Cairns
Sun 3/5
15:35-15:15
2 stops56h 40m
£869
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 9/4
22:10-21:00
2 stops37h 50m
Cairns
Thu 30/4
06:00-19:00
2 stops46h 00m
£875
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 7/3
16:50-23:05
2 stops44h 15m
Cairns
Sat 14/3
12:35-15:00
2 stops36h 25m
£897
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Mon 23/2
14:25-09:55
2 stops57h 30m
Cairns
Fri 6/3
12:35-15:00
2 stops36h 25m
£905
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 5/3
22:05-16:50
2 stops32h 45m
Cairns
Wed 18/3
17:35-15:00
2 stops31h 25m
£948
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 13/3
21:00-09:20
2 stops50h 20m
Cairns
Mon 23/3
09:45-17:30
3 stops41h 45m
£960
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 28/5
20:15-16:55
2 stops35h 40m
Cairns
Mon 15/6
17:40-20:35
2 stops35h 55m
£961
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 30/5
21:20-11:15
2 stops52h 55m
Cairns
Mon 15/6
21:40-18:40
2 stops54h 00m
£976
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Mon 9/3
21:45-17:20
1 stop33h 35m
Cairns
Thu 19/3
11:35-13:50
2 stops36h 15m
£1,052
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sun 15/3
21:45-17:20
1 stop57h 35m
Cairns
Sun 19/4
18:15-15:45
1 stop54h 30m
£1,062
Flights are sorted by cheapest return flights first.
Deals found on 4/2
Showing 1-10 of 19 results
1
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Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
LHR-CNS
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Cairns?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cairns. Price data was last updated on 30 January 2026.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cairns, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £738). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How often are flights from London to Cairns delayed?
About 7% of weekly flights between London and Cairns have experienced delays in the past year, with the average delay time being 139 minutes.
What is the most punctual flight time for London to Cairns flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Cairns flights?
Over the past year, China Eastern have had the lowest number of delays on this route, with just 3% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Cairns?
Share of one-stop return flights from London Heathrow Airport to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 87% of one-stop itineraries from London Heathrow Airport to Cairns on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Cairns?
Average return fare for one-stop flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Hong Kong (HKG) is the most affordable one-stop option, with an average return flight price of £1,314.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 26h 13m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cairns?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 6h 16m.
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 6 February 2026.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Very kind staff to arrange my luggage and really appreciate all help.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cairns from London Heathrow?
Most people fly into Cairns (CNS) if they book a flight to Cairns from London Heathrow. On average, Cairns has 0 inbound flights from London Heathrow per day from 3 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.
How long is the flight from London Heathrow Airport to Cairns?
A quick flight from London Heathrow Airport to Cairns can take about 40h 50m. Cathay Pacific provides one of the quickest options available for as low as £869. The distance from London Heathrow Airport to Cairns is about 9409 mi.
What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?
Our cheapest airline available from London Heathrow Airport to Cairns is Cathay Pacific. Our recent data shows that you can find tickets from as low as £805 on this airline. Additional options worth looking into are Singapore Airlines and Qantas Airways, starting at £924 and £1,280 round-trip. Cathay Pacific is 34% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Heathrow to Cairns?
Yes. Cheapflights offers flight deals from Heathrow to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £738). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Cairns departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 February 2026.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 6 February 2026.
Discover the top 3 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 6 February 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.
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